add unibest app skeleton with checkin and progress pages

- init unibest v4.4.0 base template
- tabbar: 4 tabs (打卡/进度/测算/持仓) with carbon icons
- pages/checkin: daily checklist, streak counter, monthly rate
- pages/progress: asset snapshot, progress bar to 71万 target
- pages/calculator, holdings: placeholder pages (stage 2)
- store/checkin.ts + store/progress.ts with pinia persist
- vite: host 0.0.0.0 for WSL2→Windows browser access

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

app/.github/workflows/auto-merge-to-aliyun.yml

@@ -0,0 +1,25 @@
+name: Auto Merge aliyun
+
+on:
+  push:
+    branches:
+      - main
+  workflow_dispatch: # 手动触发
+
+jobs:
+  auto-merge:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+          token: ${{ secrets.GH_TOKEN_AUTO_MERGE }}
+
+      - name: Merge main into aliyun
+        run: |
+          git config user.name "GitHub Actions"
+          git config user.email "actions@github.com"
+          git checkout aliyun
+          git merge main --no-ff -m "Auto merge main into aliyun"
+          git push origin aliyun